package com.collection;

import java.util.ArrayList;
import java.util.LinkedList;

public class ListTest {
    public static void main(String[] args) {
        ArrayList<Integer> list = new ArrayList<>();

        Integer num1 = Integer.parseInt("127");
        Integer num2 = Integer.valueOf(127);
        boolean f = num1== num2;
        System.out.println("f = " + f);

        /**
         * Node是private static ,不能在外部创建
         */
//        LinkedList<Integer> linkedList = new LinkedList<>();
//        LinkedList.Node node = new  LinkedList.Node();
    }
}
